AI Engineer
What we're looking for
- 1+ year of commercial experience delivering AI/LLM features in production environments
- 5+ years programming experience
- Professional working proficiency in English
- Understanding of REST API design and integration patterns in distributed SaaS systems
- Experience evaluating trade-offs across cost, latency, quality, and operational complexity
About the role
Responsibilities:
- Design and implement AI integrations within our existing SaaS product, ensuring reliability, scalability, and production readiness.
- Design AI pipelines and integration patterns for LLM-based features.
- Build guardrail and observability systems to ensure LLM outputs are safe, consistent, and auditable — including prompt validation, output filtering, and monitoring via tools like Langfuse.
- Lead MCP (Model Context Protocol) integration across the architecture in a Server-Client model, collaborating with platform and backend engineers.
- Evaluate and select AI models with a structured analysis covering inference cost, latency, accuracy, and vendor trade-offs.
- Define and implement evaluation frameworks for testing AI features — covering correctness, performance, regression, and business alignment.
- Maintain and iterate on LLM infrastructure — including key management, multi-vendor proxying, and model lifecycle management.
- Document AI architecture decisions and contribute to engineering-wide knowledge sharing.
Compensation & benefits
About TechTree's client
At our organization, we’re redefining how the world’s most ambitious real estate companies run their operations. Our mission is to become Europe’s leading platform for managing warehouse, logistics, retail, and multi-site commercial real estate portfolios — empowering our Clients to protect revenue, boost efficiency, and unlock new value across every aspect of their business. Our unified CAFM platform already powers the daily operations of over 250 million m² of real estate worldwide, supporting more than 500,000 professionals. Following our union with a UK-based company and a German company, we now help manage 100,000+ buildings across 35+ countries — and we’re just getting started. Backed by a leading growth equity investor, we’re scaling rapidly and partnering with global leaders such as prominent real estate companies. As we continue to grow through strategic acquisitions and bold innovation, we stay true to our core values: adaptability, collaboration, and client focus.